Lower body pain near the end of menstruation may be caused by physiological factors, non-specific vulvovaginitis and so on. 1. Physiological factors: Many women will have some uncomfortable symptoms when their menstruation is coming to an end, such as lower back pain, lower body pain, abdominal pain and so on, which is due to pelvic congestion and the effect of prostaglandins during menstruation, which is a physiological factor, and the symptoms will be relieved after menstruation is over. 2. Non-specific vulvovaginitis: Non-specific vulvovaginitis refers to vulvar inflammation caused by physical or chemical stimuli, patients will feel discomfort such as vulvar itching, pain and burning sensation, and in serious cases, it will also cause other gynecological diseases, which need to be treated in time. Lower body pain near the end of menstruation may also be caused by other reasons, if the pain is severe and the symptoms can not be relieved, you should go to the hospital in time to consult the doctor, after clarifying the cause of standardized treatment.